42-165-34066
PRODUCINGCEDAR LAKE UNIT
GAINES County · District 8 · OCCIDENTAL PERMIAN EOR LLC · CEDAR LAKE
Permits
1
Max Depth
4,950 ft
First Permit
1989-05-08
Latest Activity
1989-05-08
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1989-08-02
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Production operator mismatch
Scheduling: OCCIDENTAL PERMIAN EOR LLC ≠ Production: OCCIDENTAL PERMIAN LTD. (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: OCCIDENTAL PERMIAN EOR LLC ≠ Permit: AMOCO PRODUCTION COMPANY
Resolved via: production → OCCIDENTAL PERMIAN LTD.
Production Summary Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]
Cum Oil
— bbl
Cum Gas
— mcf
First Production
1993-01
Last Production
2026-07
Operator History
Chain of Custody
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (5) Elevation 3,021 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RUSTLER | 1,957 ft | +1,064 ft |
| YATES | 2,832 ft | +189 ft |
| S.A. ZONE X | 4,682 ft | -1,661 ft |
| S.A. ZONE M | 4,687 ft | -1,666 ft |
| S.A. ZONE Y | 4,757 ft | -1,736 ft |
As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗
Perforations (4)
| Interval | Type |
|---|---|
| 4,430–4,662 ft | Perforated |
| 4,668–4,756 ft | Perforated |
| 4,767–4,836 ft | Open hole |
| 4,768–4,836 ft | Open hole |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 338 ft | 300 sx |
| 5.5" | 4,767 ft | 1,050 sx |
| 5.5" | 4,768 ft | 2,000 sx |
Permit History (1)
Applications (1)
Records & Logs
3 completion filings on record · 1 with log images at RRC.
Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 520
- Max Depth
- 4,950 ft
- Drill Type
- Vertical
- County
- GAINES
- District
- 8
- Operator
- OCCIDENTAL PERMIAN EOR LLC
- Completed
- 1989-08-02
Operator
- Location
- HOUSTON
- P-5 Status
- Active (filed 2026-01-21)
- Cum Oil (all leases)
- — bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/G, OPRS/O